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The importance of signal source to mobile phone signal jammer
When installing a cell phone jammer, the signal source is always the most concerned part. It has to be said that the signal source of the mobile phone is the soul of the jammer. If there is no signal source, even if the mobile phone signal jammer is installed, it will be ineffective. So if you want to use the powerful functions of the jammer, you first need to find a good signal source.
